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关于主机和从机通信的的一个问题



用BLE-CC254X-1.3.2协议栈实现central和peripheral通信,我在peripheral中定义一个新的属性6,定义为19个字节的长度,在central端实现和peripheral端连接之后能出现"Simple Svc Found",但是增加一个字节变为20之后就不能出现了,说明不能获取属性6 的handle了,这是为什么呢,哪位给解答一下,非常感谢。